Deere & Co. combine harvesters create clouds of dust as they harvest a field of wheat on a farm operated by Kernel Holding SA in Varva, Ukraine, on Tuesday, July 26, 2016. Russia's wheat-export prices resumed declines last week amid bumper crops in Black Sea nations including Ukraine and Romania, according to the Institute for Agricultural Market Studies, or Ikar. Photo credit: Vincent Mundy / Bloomberg via Getty Images.
A farmer drives a combine harvester during a wheat harvest on July 28, 2016 in Monthodon near Tours, central France. Photo credit: AFP / GUILLAUME Souvant / Getty Images.
A farmer drives his tractor while harvesting summer rape on July 28, 2016 in Monthodon near Tours, central France. Photo credit: AFP / GUILLAUME Souvant / Getty Images.
GrowHaus intern Cesar Gomez changing price tags in the market where they sell produce they grow themselves. The city of Denver is providing grants and loans, totaling $1 million, trying to improve access to healthy food in the Globeville/Elyria/Swansea neighborhoods. July 27, 2016. Photo credit: Joe Amon / The Denver Post / Getty Images.
An employee handles a tray of food during the opening of a new Kentucky Fried Chicken branch on July 28, 2016 in Milan, Italy. KFC Milan seats 160 with 30 staff and will be open 7 days a week from 12 PM to 24 AM. Photo credit: Pier Marco Tacca / Getty Images.
Migrants during dinner in via Cupa the tent city where tens of migrants, mostly Somalis, Eritreans and Sudanese live on July 28, 2016 in Rome, Italy. The location is near to the former 'Baobab' center for migrants known as on the Tiburtina. In recent days there have been new arrivals of migrants after recent migrant landings in Sicily. Photo credit: Corbis News / Stefano Montesi / Getty Images.
French farmers build a block made of straw bales and hold a tarpaulin with the logo of President, property of the Lactalis Group, during a protest action on July 29, 2016 along the ring road of Le Mans, north western France. On the same day, thirty breeders stuck stickers on Lactalis dairy products in two supermarckets of Le Mans to protest against the price of milk paid to producers below 260 euros per 1,000 liters. Photo credit: AFP / JEAN -FRANCOIS MONIER / Getty Images.
A female Iraqi shepherd bakes bread in a traditional mud oven on the outskirts of the holy city of Najaf on July 30, 2016. Photo credit: AFP / Haidar HAMDANI / Getty Images.
A female Iraqi shepherd prepares bread dough inside a tent on the outskirts of the holy city of Najaf on July 30, 2016. Photo credit: AFP / Haidar HAMDANI / Getty Images.
A vendor selling vegetables and waits for customers at a wholesale market in Kolkata, India, July 25, 2016. Photo credit: Debajyoti Das / NurPhoto / Getty Images.
Dziemiany, Poland. July 30 2016. Kashubian farmers compete in competition in which they have the task as quickly as possible to mow a 20 meter long field, using only the traditional scythe. After cutting they have to make bundles, and place them in stacks. Each year the championship marks the start of the harvest in the Kashubia region, northern Poland. Photo credit: Michal Fludra / NurPhoto / Getty Images.
Plums harvested at the Krasny Sad Farm Company July 28, 2016 in Rostov Region, Russia. Photo credit: Valery Matytsin / TASS / Getty Images.
Russia's President Vladimir Putin (2nd L) meets with employees of the Dmitrova Gora farming company's field facility that produces livestock feed. Photo credit: Alexei Nikolsky / Russian Presidential Press and Information Office / TASS / Getty Images.
An owner runs with his Shire horse as part of the judging of the heavy horse category at the 150th Ryedale Agricultural Show on July 26, 2016 in Kirkbymoorside, England. The Ryedale Show was established in 1855 and is a traditional agricultural show renowned for its very high standard of entries in all sections. The show is run with both the farming community and townspeople's interests in mind with eight show rings running throughout the day exhibiting prime cattle, horses, pigs and sheep along with many other attractions for the thousands of visitors who attend the one day long show. Photo credit: Ian Forsyth / Getty Images.
Anna Waterhouse, 8, from York lies with her calf at the 150th Ryedale Agricultural Show on July 26, 2016 in Kirkbymoorside, England. Photo credit: Ian Forsyth / Getty Images.
Emily Wood, 4, stands with her Jersey cow at the 150th Ryedale Agricultural Show on July 26, 2016 in Kirkbymoorside, England. Photo credit: Ian Forsyth / Getty Images.